Product Overview The Flex-A-Lite Adjustable Temperature Electric Fan Controller monitors engine coolant temperature using a stainless steel probe to trigger an electric fan. It ensures optimal cooling by activating the fan when engine heat reaches a threshold, and also engages the fan when the air conditioning system is turned on. This controller is specifically designed for 12-volt vehicle systems and operates reliably under normal engine operating conditions.Key Features Senses engine coolant temperature via stainless steel probe Activates electric fan based on coolant temperature Turns on fan when vehicle air conditioner is engaged Rated for 40 amps at startup Designed for 12-volt systems only Provides precise temperature-based fan control Specifications Voltage 12-volt Startup Current 40 amps Probe Material Stainless steel Function Coolant temperature sensing and fan activation Air Conditioning Integration Fan activates when AC is engaged Part Number 108504 Reference Number 31149 Applications Engines with electric fansWhat's Included Flex-A-Lite Adjustable Temperature Electric Fan Controller (Part Number: 108504) Reference Number: 31149